(really adding Bjorn)
Ramon Fried <rfried@xxxxxxxxxxxxxx> writes:
> (adding Bjorn Andersson)
>
>
> On 3/29/2018 10:15 AM, Kalle Valo wrote:
>> (adding devicetree list)
>>
>> Ramon Fried <rfried@xxxxxxxxxxxxxx> writes:
>>
>>> wcn3610 can only operate on 2.4GHz band due to RF limitation.
>>> If wcn36xx digital block is associated with an external IRIS
>>> RF module, retrieve the id and disable 5GHz band in case of
>>> wcn3610 id.
>>>
>>> Signed-off-by: Ramon Fried <rfried@xxxxxxxxxxxxxx>
>>> ---
>>> v2: fixed wrong assignment, which is logically introduces the
>>> same behaviour, but for correctness.
>>>
>>> drivers/net/wireless/ath/wcn36xx/main.c | 4 +++-
>>> drivers/net/wireless/ath/wcn36xx/wcn36xx.h | 1 +
>>> 2 files changed, 4 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
>>> index ab5be6d2c691..833531a68c95 100644
>>> --- a/drivers/net/wireless/ath/wcn36xx/main.c
>>> +++ b/drivers/net/wireless/ath/wcn36xx/main.c
>>> @@ -1146,7 +1146,7 @@ static int wcn36xx_init_ieee80211(struct wcn36xx *wcn)
>>> BIT(NL80211_IFTYPE_MESH_POINT);
>>>
>>> wcn->hw->wiphy->bands[NL80211_BAND_2GHZ] = &wcn_band_2ghz;
>>> - if (wcn->rf_id != RF_IRIS_WCN3620)
>>> + if (wcn->rf_id != RF_IRIS_WCN3610 && wcn->rf_id != RF_IRIS_WCN3620)
>>> wcn->hw->wiphy->bands[NL80211_BAND_5GHZ] = &wcn_band_5ghz;
>>>
>>> wcn->hw->wiphy->max_scan_ssids = WCN36XX_MAX_SCAN_SSIDS;
>>> @@ -1248,6 +1248,8 @@ static int wcn36xx_platform_get_resources(struct wcn36xx *wcn,
>>> if (iris_node) {
>>> if (of_device_is_compatible(iris_node, "qcom,wcn3620"))
>>> wcn->rf_id = RF_IRIS_WCN3620;
>>> + else if (of_device_is_compatible(iris_node, "qcom,wcn3610"))
>>> + wcn->rf_id = RF_IRIS_WCN3610;
>>> of_node_put(iris_node);
>>> }
>> Should we document qcom,wcn3610 just like wcn3620 is:
>>
>> Documentation/devicetree/bindings/remoteproc/qcom,wcnss-pil.txt:
>> "qcom,wcn3620",
>
> IMHO the mentioned bindings is related to the PIL (peripheral image
> loaded) which is just the firmware part and has
> nothing to do with wifi frontend(IRIS).
Should we then have a bindings document for wcn36xx or is it ok to use
compatible strings like this without any docs? I'm not very familiar
with the devicetree stuff.
--
Kalle Valo
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